Slough
Trail Running Calendar near Slough 2026-2027
Explore the top trail runs near Slough for 2026-2027! We've gathered 261 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
April 2027
Trail 10 km and a two-lap half marathon from Dummer Down Farm with brewery finish, medal, pint cup and a free drink; canicross and camping options available.
An untimed inflatable obstacle event in St Albans on a 2.5 km lap with distances from 2.5K to 15K, medals, music zones, and on-site facilities.
An alternative to the London Marathon at Walton on Thames featuring a UKA certified 3.28 mile lap. Options include full and half marathon or a seven hour timed event, with a 150 mm finish medal for participants.
May 2027
Guided 30-mile trail run near Guildford using parts of the North Downs Way and Greensand Way, group-paced with summit climbs and a recommended 22-mile training background.
Rapid Relays at Culden Faw Estate on 2 May 2027 offers 4 km loop relay racing for solo runners, pairs and teams amid woodland and Chilterns views.
A guided 12.5 mile trail run around Box Hill that gains about 1000 metres of elevation across woodland, heathland and open fields. Group pace with technical climbs and scrambling and a chance of an alcohol free beer at the finish.
Two-day self-supported navigation challenge in the Surrey Hills for teams of two, with camping at Newlands Corner and a points-based course across both days.
An inflatable obstacle course event in Guildford on 8 May 2027 offering 2.5k to 15k lap distances, music zones, finisher medals and family friendly entries.
A one-day 30 km trail run in the Chiltern Hills from Tring with guided technique instruction, checkpoint support, bag storage and a finisher's medal.
Two days of obstacle racing in Henley-on-Thames with Sprint 5 km, Super 10 km, Beast 21 km and kids races along the riverside.
A weekend running festival in Hackney featuring a 21.1 km half, night 10 km, community and trail 5 km races, schools events and a free two day festival at Hackney Marshes.
A 10th anniversary half marathon and new 10k in Chislehurst that explores local green spaces and raises funds for The Maypole Project.
A weekend of waymarked trail runs and walks at Mapledurham House near Reading, featuring ultras, a half marathon and supported marathon-length walks.
A 50 km multi terrain ultra in Maidenhead along the Thames Path, Jubilee River and Green Way with chip timing, four aid stations, live tracking and a cut off of 8 hours 57 minutes.